Omron CS1W-DRM21 Network Errors, Incorrect Setting, Multiple Switches on, Network Power Error

Troubleshooting with the DeviceNet Unit IndicatorsSection 9-1

Likely Cause

The setting operation failed because a structure error occurred.

DeviceNet Unit Response

The only response is the error code displayed on the 7-segment display. The error display will be cleared the next time that a settings operation is com- pleted normally.

Correction

Correct the cause of the structure error. (See errors d0 to d2.)

Incorrect Setting

7-segment	MS indicator	NS indicator	Error log (Hex)
C5	---	---	---

Likely Cause

There was an error in the parameters specified in the user settings and the requested settings could not be made.

DeviceNet Unit Response

The only response is the error code displayed on the 7-segment display. The error display will be cleared the next time that a settings operation is com- pleted normally.

Correction

Check the parameters in the user settings and try the operation again.

Multiple Switches ON

7-segment	MS indicator	NS indicator	Error log (Hex)
C6	---	---	---

Likely Cause

Two or more software switches were ON simultaneously or a second software switch was turned ON before a prior operation was completed.

DeviceNet Unit Response

The only response is the error code displayed on the 7-segment display. The error display will be cleared the next time that a settings operation is com- pleted normally.

Correction

Execute software switch operations one at a time.

Network Errors

Network Power Error

7-segment	MS indicator	NS indicator	Error log (Hex)
E0	---	OFF or Red (flashing)*	0341

Note The NS indicator will flash red if the error occurs during remote I/O communi- cations, otherwise the indicator will be OFF.

Likely Cause

The communications power supply is not being supplied properly from the network.

DeviceNet Unit Response

Records the error in the error log.

As long as power isn’t being supplied remote I/O communications will remain stopped and errors will be returned in response to requests for message transmissions. The indicator status, scanning, and message processing will

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